CN108392359B - Special bed for intervertebral disc operation - Google Patents
Special bed for intervertebral disc operation Download PDFInfo
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- CN108392359B CN108392359B CN201810311588.0A CN201810311588A CN108392359B CN 108392359 B CN108392359 B CN 108392359B CN 201810311588 A CN201810311588 A CN 201810311588A CN 108392359 B CN108392359 B CN 108392359B
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- 230000005540 biological transmission Effects 0.000 claims abstract description 21
- 238000001356 surgical procedure Methods 0.000 claims abstract description 9
- 238000009434 installation Methods 0.000 claims description 4
- 238000009423 ventilation Methods 0.000 claims description 3
- 230000003028 elevating effect Effects 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 3
- 235000004443 Ricinus communis Nutrition 0.000 description 2
- 206010002091 Anaesthesia Diseases 0.000 description 1
- 230000037005 anaesthesia Effects 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G13/00—Operating tables; Auxiliary appliances therefor
- A61G13/02—Adjustable operating tables; Controls therefor
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G13/00—Operating tables; Auxiliary appliances therefor
- A61G13/10—Parts, details or accessories
- A61G13/104—Adaptations for table mobility, e.g. arrangement of wheels
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Invalid Beds And Related Equipment (AREA)
Abstract
The invention discloses a special bed for intervertebral disc surgery, which comprises an upper bed frame assembly, a bed board assembly and a lower bed frame assembly, wherein the bed board assembly and the lower bed frame assembly are arranged on the upper bed frame assembly; the bed board assembly comprises a head bed board, a waist board and a rear movable bed board, wherein the waist board is connected with the rear movable bed board, and a second device for driving the waist board to lift is arranged on the waist board; the lower bed frame assembly comprises a base and a bed frame lifting mechanism arranged on the base, the bed frame lifting mechanism comprises a first rocker, a second rocker and two connecting rods connected between the two rockers, two connecting rods are arranged, a push rod is fixedly arranged between the two connecting rods, and a first driving device for driving the upper bed frame to lift is arranged on the push rod. The first driving device and the second driving device can be a screw rod and nut transmission system driven manually or an electric driving mode driven by an electric cylinder. The two driving modes can be combined for use, thereby expanding the application range of the special bed for the intervertebral disc operation.
Description
Technical Field
The invention belongs to the field of medical instruments, and particularly relates to a special bed for intervertebral disc operation.
Background
The functions and the types of the existing medical beds are becoming more and more abundant, most of the multifunctional medical beds are driven by electric power, and most of the medical beds controlled by manual operation belong to medical beds with simple functions. For intervertebral disc patients, when performing intervertebral disc operation, the gap between the vertebrae of the waist is preferably opened so as to facilitate anesthesia, puncture and interventional operation treatment, and no special medical bed for the intervertebral disc operation exists at present. The invention patent application with the application number of 201710142998.2 discloses a multifunctional medical bed, which comprises an upper bed frame assembly, a bed board assembly and a lower bed frame assembly, wherein the bed board assembly is fixed on the upper bed frame assembly, and the bed board assembly comprises a waist board and a first driving device for driving the waist board to lift. The waist plate of the multifunctional medical bed is lifted independently and is not connected with other bed plates, and does not accord with the physiological curve of a human body.
Disclosure of Invention
Aiming at the technical problems that the medical bed special for the intervertebral disc operation exists in the prior art, the following technical proposal is provided at present:
a special bed for intervertebral disc surgery comprises an upper bed frame assembly, a bed board assembly arranged on the upper bed frame assembly and a lower bed frame assembly;
the upper bedstead component comprises an upper bedstead and an upper bedstead supporting rod, and the upper bedstead supporting rod is fixedly connected with the upper bedstead;
the bed board assembly comprises a head bed board, a waist board and a rear movable bed board, the head bed board is fixedly arranged on the upper bed frame, the waist board is connected with the rear movable bed board, and a second driving device for driving the waist board to lift is arranged on the waist board;
the lower bedstead component comprises a base and a bedstead lifting mechanism arranged on the base, wherein the bedstead lifting mechanism comprises a first rocker, a second rocker and a connecting rod connected between the two rockers, the first rocker and the second rocker are respectively hinged with an upper bedstead supporting rod and the base, the number of the first rocker and the number of the second rocker are respectively two, the number of the connecting rod is also two, a push rod is fixedly arranged between the two connecting rods, and a first driving device for driving the upper bedstead to lift is arranged on the push rod.
The beneficial effects of the invention are as follows: the medical bed is provided with two sets of driving devices, namely a second driving device for driving the waist plate to lift and a first driving device for driving the upper bed frame to lift, wherein the first driving device can drive the whole bed board assembly to lift, and the second driving device can drive the waist plate to lift independently, so that the whole height of the bed board and the height of the waist plate are both suitable for the optimal position of a patient during operation, and the whole lifting of the bed board is convenient for the patient to get on and off the bed.
Further, the second driving device is an electric cylinder, a cylinder body of the electric cylinder is arranged on the upper bed frame, and a piston of the electric cylinder is hinged with the waist plate.
The beneficial effects of adopting the further technical scheme are as follows: the electric cylinder can directly push the waist plate to lift under the control of the electric appliance controller, and the waist plate lifting mode is flexible and convenient.
Further, the first driving device is an electric cylinder, a cylinder body of the electric cylinder is arranged on the base, and a piston of the electric cylinder is hinged with the push rod.
The beneficial effects of adopting the further technical scheme are as follows: the electric cylinder can directly push the bed board component to integrally lift, so that doctors can flexibly adjust the overall height of the bed body.
Further, the second driving device is a screw rod and nut transmission system, the screw rod and nut transmission system comprises a guide rail, a screw rod, a screw nut mounting seat, a lifting auxiliary frame, a pull rod and a waist plate lifting rod, the guide rail, the screw rod and the pull rod are all arranged on the upper bedstead supporting rod, the screw nut is matched with the screw rod in a transmission manner, the screw nut is fixedly arranged on the screw nut mounting seat, a sliding block is arranged on the screw nut mounting seat in a sliding manner, the upper end of the waist plate lifting rod is hinged with the waist plate, and the lower end of the waist plate lifting rod is hinged with the lifting auxiliary frame;
the lower end of the lifting auxiliary frame is arranged in the sliding groove of the pull rod, the upper end of the lifting auxiliary frame is hinged with the waist plate lifting rod, and the middle part of the lifting auxiliary frame is hinged with the screw installation seat.
The beneficial effects of adopting the further technical scheme are as follows: the screw rod is driven to rotate manually, and the screw rod is matched with the screw nut in a transmission manner to drive the waist plate to lift; the waist plate is driven to lift manually, so that the special bed has wide application range and can perform operation under the condition of power failure.
Further, the waist plate lifting rod is an electric cylinder in a compressed state.
The beneficial effects of adopting the further technical scheme are as follows: the waist plate can be lifted by adopting a manual driving mode or an electric driving mode, and manual driving or electric driving can be selected according to actual conditions.
Further, first drive arrangement is lead screw transmission system, lead screw transmission system includes guide rail, lead screw, screw mount pad, lifter, screw fixed mounting is on the screw mount pad, install on the slider on the screw mount pad, the slider slides and sets up on the guide rail, lifter one end is articulated mutually with the push rod, and one end is articulated mutually with the screw mount pad, lead screw and screw transmission cooperation.
The beneficial effects of adopting the further technical scheme are as follows: the lifting of the upper bedstead can also be driven manually.
Further, the lifting rod is an electric cylinder in a compressed state.
The beneficial effects of adopting the further technical scheme are as follows: the lifting of the upper bedstead can be realized by adopting a manual driving mode or an electric driving mode, and manual driving or electric driving can be selected according to actual conditions.
Further, the screw rod and nut transmission system of the first driving device further comprises a first sprocket and a second sprocket, the first sprocket is fixedly connected with the screw rod, the second sprocket is fixedly installed on the base through a support, the position of the second sprocket is higher than that of the first sprocket, and the first sprocket is connected with the second sprocket through a chain.
The beneficial effects of adopting the further technical scheme are as follows: the second chain wheel is driven to drive the first chain wheel to rotate, so that the screw rod is driven to rotate, and the lifting rod is driven by the screw rod to move to push the upper bed frame to integrally lift. Because the position of the second chain wheel is higher than that of the first chain wheel, the doctor can conveniently drive the chain wheel to rotate manually.
Further, install bed sideslip mechanism on the base, bed sideslip mechanism includes truckle, truckle elevating gear includes cam lifter, cam, camshaft, pedal ring, the truckle is installed on the cam lifter, cam and cam lifter in close contact, cam fixed mounting is on the camshaft, pedal ring and camshaft fixed connection.
The beneficial effects of adopting the further technical scheme are as follows: the casters can flexibly lift, when the bed body is required to transversely move, the casters fall to the ground, and the bed body base leaves the ground, so that the bed body can conveniently move.
Further, the head bed plate is provided with a face ventilation hole.
The beneficial effects of adopting the further technical scheme are as follows: when the waist operation is performed, the patient is required to lie prone on the bed board, and the face ventilation holes are formed in the head bed board, so that the patient can breathe smoothly.
Drawings
FIG. 1 is a front view of a first embodiment of the present invention;
FIG. 2 is a right side view of a first embodiment of the invention;
FIG. 3 is a cross-sectional view of a caster lifting mechanism A-A according to an embodiment of the present invention;
FIG. 4 is a cross-sectional view of a rocker-base hinge portion B-B according to an embodiment of the present invention;
fig. 5 is a front view of a second embodiment of the present invention;
FIG. 6 is a right side view of a second embodiment of the present invention;
fig. 7 is a front view of a third embodiment of the present invention;
FIG. 8 is a top view of a third embodiment of the invention;
FIG. 9 is a cross-sectional view of the D-D plane of a third embodiment of the invention.
FIG. 10 is a perspective view of a lifting auxiliary frame according to a second embodiment of the present invention;
fig. 11 is a perspective view of a two-wire socket according to an embodiment of the present invention.
In the figure, 1: upper bed frame assembly, 11: and (5) feeding a bedstead. 12: go up bedstead branch, 2: bed board assembly, 21: head bed board, 22: waist plate, 23: rear movable bed board, 3: lower bed frame assembly, 31: first rocker, 32: base, 33: connecting rod, 34: second rocker, 35: push rod, 4: bed sideslip mechanism, 41: tread ring, 42: castor lifting device 421: cam lifter, 422: cam, 423: camshaft, 424: camshaft support, 425: cam sleeve, 43: castor, 5: landing leg, 6: first drive means, 601: lead screw, 602: guide rail, 603: slider, 604: nut seat, 605: first sprocket, 606: chain, 607: first sprocket, 608: lifter, 7: second drive means, 701: crank, 702: pull rod, 703: lead screw, 704: guide rail, 705: nut seat, 706: lifting auxiliary frame, 707: waist plate lifter, 708: slider, 8: an electrical distribution box.
Detailed Description
The present invention will be described in detail below with reference to the drawings, which are only for explaining the present invention and are not intended to limit the scope of the present invention.
In the first embodiment, the first driving device 6 and the second driving device 7 are both electric cylinders.
As shown in fig. 1, 2, 3 and 4, the special bed for intervertebral disc surgery of the embodiment is composed of an upper bed frame assembly 1, a bed board assembly 2 and a lower bed frame assembly 3, wherein the upper bed frame assembly 1 comprises an upper bed frame 11 and an upper bed frame support rod 12, and the upper bed frame support rod 12 is fixedly arranged on the upper bed frame 11.
The bed board assembly 2 comprises a head bed board 21, a waist board 22 and a rear movable bed board 23, wherein the head bed board 21 is fixedly arranged on the upper bed frame 11, the waist board 22 is hinged on the upper bed frame 11, and the rear movable bed board 23 is hinged with the waist board 22.
The lower bed frame assembly 3 comprises a first rocker 31, a base 32, a connecting rod 33, a second rocker 34 and a push rod 35, the first rocker 31 and the second rocker 34 are identical in shape and are triangular, hinge points are arranged on three corners of the triangle, the first rocker and the second rocker are respectively arranged at a head part and a tail part of a bed, the two rockers are respectively hinged with the base 32 and the upper bed frame support rod 12, and the connecting rod 33 is hinged between the first rocker 31 and the second rocker 34.
The number of the first rocking bars 31 and the second rocking bars 34 is two respectively, the two rocking bars are respectively arranged on two sides of the bed body base 32, the number of the connecting rods 33 is also two, a push rod 35 is fixedly arranged between the two connecting rods, a first driving device 6 is arranged on the push rod 35, in the embodiment, the first driving device 6 is an electric cylinder, a piston of the electric cylinder is hinged with the push rod 35, and a cylinder body of the electric cylinder is hinged on the base 32. The piston of the electric cylinder pushes the connecting rod 33 to swing back and forth through the push rod 35, the connecting rod 33 pushes the first rocker 31 and the second rocker 34 to synchronously rotate, the first rocker 31 and the second rocker 34 rotate to push the upper bedstead component 1 to lift, and when the push rod 35 moves towards the direction of a bed head, the first rocker 31 and the second rocker 34 rotate clockwise, and the upper bedstead component lifts; when the push rod 35 moves toward the bed tail direction, the first and second rockers 31 and 34 rotate counterclockwise, and the upper bed frame assembly descends.
The second driving device 7 is installed on the waist plate 22, in this embodiment, the second driving device 7 is also an electric cylinder, a piston of the electric cylinder is hinged with the waist plate 22, a cylinder body of the electric cylinder is installed on the upper bed frame 11, the electric cylinder pushes the waist plate 22 to lift, the waist plate 22 is hinged with the rear movable bed plate 23, and the waist plate 22 lifts and drives the rear movable bed plate 23 to lift together.
The distribution box 8 controls the actions of the electric cylinders in the first driving device 6 and the second driving device 7 through an electric switch.
The base 32 is also fixedly provided with four supporting legs 5, the number of the supporting legs 5 is four, the supporting legs 5 are in contact with the ground, and the supporting legs 5 are used for supporting the lower bed frame assembly 3.
The bed body traversing mechanism 4 is further installed on the base 32, the bed body traversing mechanism comprises a pedal ring 41, a trundle lifting device 42 and a trundle 43, the trundle lifting device 42 comprises a cam lifting rod 421, a cam 422 and a cam shaft 423, a cam shaft bracket 424 and a cam sleeve 425, the cam lifting rod 421, the cam 422 and the cam shaft bracket 424 are sequentially installed in the cam sleeve 425 from bottom to top, a spring is sleeved on the cam lifting rod 421, the spring supports the cam lifting rod 421 to be in close contact with the cam 422, the cam 422 is fixedly installed on the cam shaft 423, the cam shaft 423 is fixedly connected with the pedal ring 41, the cam shaft bracket 424 is installed above the cam 422 and movably connected with the cam shaft 423, and the trundle 43 is installed on the cam lifting rod 421 and can rotate around the cam lifting rod 421.
The process of lifting and lowering the caster 43 is as follows: the rotating pedal ring 41 rotates the cam shaft 423, so that the cam 422 is rotated, the cam 422 pushes the cam lifting rod 421 to move up and down, when the outer surface with the largest radius of the cam 422 contacts the upper plane of the lifting rod 421, the truckle 43 moves down to contact the ground, the supporting leg 5 leaves the ground, the bed body is pushed by hand, and the truckle 43 rolls to drive the bed body to move transversely; when the tread ring 41 is rotated and the outer surface of the minimum radius of the cam 422 contacts the upper plane of the cam lifter 421, the caster 43 moves upward, away from the ground, and the leg 5 contacts the ground, so that the bed cannot move.
In the second embodiment, as shown in fig. 5 and 6, in the present embodiment, the second driving device 7 for driving the lumbar plate to lift and the first driving device 6 for driving the upper bed frame to lift are a screw-nut transmission system, and the rest is the same as in the first embodiment.
The second driving device 7 comprises a crank 701, a pull rod 702, a lead screw 703, a guide rail 704, a screw seat 705, a lifting auxiliary frame 706, a waist plate lifting rod 707 and a sliding block 708. The pull rod 702, the lead screw 703 and the guide rails 704 are all installed on the upper bed frame support rod 12, in this embodiment, the number of the guide rails 704 is two, a nut (not shown in the figure) is fixedly installed in the nut seat 705, the crank 701 is connected with the lead screw 703, the crank 701 drives the lead screw 703 to rotate, the lead screw 703 drives the nut (not shown in the figure) to move on the lead screw 703, the nut is fixedly installed on the nut seat 705, a sliding block 708 is fixedly installed on the nut seat 705, the nut seat 705 drives the sliding block 708 to move on the guide rails 704, one end of the pull rod 703 is connected with the upper bed frame 11, a sliding groove is formed in the other end of the pull rod 703, the lifting auxiliary frame 706 is in an inverted V shape, three hinge points are totally installed on the lifting auxiliary frame 706, the hinge points at the upper end are hinged with the lower end of the waist plate lifting rod 707, the hinge points in the middle are hinged with the nut seat 705, the hinge points at the lower end are installed in the sliding groove of the pull rod 702, and the nut seat 705 pushes the lifting auxiliary frame 706 to move.
The upper end of the waist plate lifting rod 707 is hinged to the waist plate 22, and the lower end is hinged to the lifting auxiliary frame 706.
The first driving device 6 comprises a screw 601, two guide rails 602, a slider 603, a screw seat 604, a first sprocket 605, a chain 606, a second sprocket 607 and a lifting rod 608, wherein the screw 601 is in transmission fit with a screw (not shown in the figure), the screw is installed in the screw seat 604, the slider 603 is fixedly installed on the screw seat 604, the slider 603 is slidably arranged on the guide rails 602, and the slider 603 assists the screw seat 604 to stably move on the screw 601. One end of the lifting rod 608 is hinged to the screw seat 604, one end of the lifting rod 608 is hinged to the push rod 35, the first sprocket 605 is mounted at the end of the screw rod 601, the second sprocket 607 is mounted on the base through a bracket, the position of the second sprocket 607 is higher than that of the first sprocket 605, and the first sprocket 605 and the second sprocket 607 are connected through a chain 606.
In this embodiment, the working process of the second driving device 7 for driving the waist plate 22 to lift is as follows:
when the waist plate 22 is required to ascend, the screw rod 703 is rotated through the crank 701 to drive the screw seat 705 to move along the screw rod 703 towards the tail direction, the screw seat 705 drives the lifting auxiliary frame 706 to move along the chute of the pull rod 702 towards the tail end of the bed, the lifting auxiliary frame 706 drives the waist plate lifting rod 707 to move towards the tail direction together to drive the waist plate to ascend, when the lifting auxiliary frame 706 moves to the innermost position of the chute of the pull rod, the screw rod 703 is continuously rotated to drive the screw seat 705 to move towards the tail direction, the screw seat 705 pushes the lifting auxiliary frame 706 to swing clockwise along the top end of the pull rod 702, and the lifting auxiliary frame 706 pushes the waist plate lifting rod 707 to move upwards, so that the waist plate is pushed to move upwards.
When the waist plate 22 is required to descend, the screw 703 is rotated to drive the screw seat 705 to move towards the direction of the bed head, the lifting auxiliary frame 706 firstly swings anticlockwise along the top end of the pull rod 702, after the lower surface of the lifting auxiliary frame 706 contacts with the screw seat 705, the screw 703 is continuously rotated to enable the screw seat 705 to move towards the direction of the bed head, the screw seat 705 drives the lifting auxiliary frame 706 to move along the pull rod sliding groove and also towards the direction of the bed head, so that the waist plate 22 is pulled to descend, and when the hinge point at the lower end of the lifting auxiliary frame 706 moves to the top point of the sliding groove towards the direction of the bed head along the pull rod 702, the waist plate 22 and the rear movable bed plate 23 are horizontally placed on the upper bed frame 11.
In this embodiment, the working process of driving the upper bed frame to lift by the first driving device is as follows: the second sprocket 607 is driven to rotate by the crank, the second sprocket 607 drives the first sprocket 605 to rotate by the chain 606, the first sprocket 605 drives the screw 601 to rotate, and the screw 601 drives the nut seat 604 to move along the screw.
When the bed body is required to rise, the screw 601 is rotated to drive the screw seat 604 to move towards the direction of the bed head, the screw seat 604 drives the lifting rod 608 to move towards the direction of the bed head, the lifting rod 608 pushes the push rod 35 to move towards the direction of the bed head, the push rod 35 pushes the connecting rod 33 to swing towards the direction of the bed head, the first rocker 31 and the second rocker 34 are pushed to rotate clockwise along the base, and the upper bed frame 11 is pushed to rise.
When the bed body is required to descend, the screw rod 601 is rotated to drive the screw seat 604 to move towards the direction of the bed tail, the screw seat 604 drives the lifting rod 608 to move towards the direction of the bed tail, the lifting rod 608 pushes the connecting rod 33 to swing towards the direction of the bed tail, the first rocker 31 and the second rocker 34 rotate along the anticlockwise direction of the base, and the upper bed frame 11 is pulled to descend.
In the third embodiment, the lifting rod 608 of the first driving device 6 and the lumbar plate lifting rod 707 of the second driving device 7 in the second embodiment are replaced with compressed electric cylinders, and the other structures are the same as those in the first embodiment.
In this embodiment, the driving modes of the first driving device and the second driving device are respectively two, namely a manual driving mode adopting a screw-nut transmission system and an electric driving mode adopting electric cylinder driving.
When the first driving device 6 adopts a manual driving mode, the upper bed frame is driven to lift by using a screw rod and nut transmission system, and the electric cylinder does not work, but only plays a supporting role of a lifting rod; when the second driving device 7 adopts a manual driving mode, the waist plate is driven to lift by using the screw rod and nut transmission system, and the electric cylinder does not work, but only plays a supporting role of a waist plate lifting rod.
When the first driving device 6 adopts an electric driving mode, the screw rod and nut transmission system does not operate, and the piston of the electric cylinder stretches and drives the push rod to move; when the second driving device 7 adopts an electric driving mode, the screw rod and nut transmission system does not operate, and the piston of the electric cylinder stretches and contracts to drive the waist plate to move up and down.
The driving modes of the first driving device and the second driving device which are matched with each other can be four, namely:
a: the first driving device adopts a manual driving mode, and the second driving device also adopts a manual driving mode;
b: the first driving device adopts a manual driving mode, and the second driving device adopts an electric driving mode;
c: the first driving device adopts an electric driving mode, and the second driving device adopts a manual driving mode;
d: the first driving device adopts an electric driving mode, and the first driving device also adopts an electric driving device.
Multiple driving modes can be flexibly selected according to actual working conditions, so that the application range of the special bed for the intervertebral disc operation is wider.
Claims (6)
1. A special bed for intervertebral disc surgery comprises an upper bed frame assembly, a bed board assembly and a lower bed frame assembly, wherein the bed board assembly and the lower bed frame assembly are arranged on the upper bed frame assembly; go up bedstead subassembly and include bedstead and go up bedstead branch, go up bedstead branch and go up bedstead fixed connection, its characterized in that:
the bed board assembly comprises a head bed board, a waist board and a rear movable bed board, the head bed board is fixedly arranged on the upper bed frame, the waist board is connected with the rear movable bed board, and a second driving device for driving the waist board to lift is arranged on the waist board;
the second driving device is a second screw driving system, the second screw driving system comprises a second guide rail, a second screw, a screw seat, a lifting auxiliary frame, a pull rod and a waist plate lifting rod, the second guide rail, the second screw and the pull rod are all arranged on the upper bedstead supporting rod, the second screw is in transmission fit with the second screw, the second screw is fixedly arranged on the screw seat, a sliding block is arranged on the screw seat, the sliding block is arranged on the second guide rail in a sliding manner, the upper end of the waist plate lifting rod is hinged with the waist plate, the lower end of the waist plate lifting rod is hinged with the lifting auxiliary frame, a sliding groove is formed in the pull rod, the lower end of the lifting auxiliary frame is arranged in the sliding groove of the pull rod, the upper end of the lifting auxiliary frame is hinged with the waist plate lifting rod, and the middle part of the lifting auxiliary frame is hinged with the screw seat;
the lower bedstead component comprises a base and a bedstead lifting mechanism arranged on the base, wherein the bedstead lifting mechanism comprises a first rocker, a second rocker and a connecting rod connected between the two rockers, the first rocker and the second rocker are respectively hinged with an upper bedstead supporting rod and the base, the number of the first rocker and the second rocker is two, the number of the connecting rod is also two, a push rod is fixedly arranged between the two connecting rods, a first driving device for driving the upper bedstead to lift is arranged on the push rod, the first driving device is a first screw nut transmission system, the first screw nut transmission system comprises a first guide rail, a first screw nut, a screw nut installation seat and a lifting rod, the first screw nut is fixedly arranged on the screw nut installation seat, a sliding block is arranged on the first guide rail in a sliding manner, one end of the lifting rod is hinged with the push rod, and one end of the lifting rod is hinged with the screw nut installation seat, and the first screw nut transmission system is matched with the first screw nut.
The first screw nut transmission system further comprises a first sprocket and a second sprocket, the first sprocket is fixedly connected with the first screw nut, the second sprocket is fixedly installed on the base through a bracket, the position of the second sprocket is higher than that of the first sprocket, and the first sprocket is connected with the second sprocket through a chain;
the bed body sideslip mechanism is installed on the base, the bed body sideslip mechanism includes truckle, truckle elevating gear includes cam lifter, cam, camshaft, pedal ring, the truckle is installed on the cam lifter, cam and cam lifter in close contact, cam fixed mounting is on the camshaft, pedal ring and camshaft fixed connection.
2. The disc surgery specific bed according to claim 1, wherein: the second driving device is an electric cylinder, a cylinder body of the electric cylinder is arranged on the upper bed frame, and a piston of the electric cylinder is hinged with the waist plate.
3. The disc surgery specific bed according to claim 2, wherein: the first driving device is an electric cylinder, a cylinder body of the electric cylinder is arranged on the base, and a piston of the electric cylinder is hinged with the push rod.
4. The disc surgery specific bed according to claim 1, wherein: the waist plate lifting rod is an electric cylinder in a compressed state.
5. The disc surgery specific bed according to claim 1, wherein: the lifting rod of the first driving device is an electric cylinder in a compressed state.
6. The disc surgery specific bed according to claim 1, wherein: the head bed board is provided with a face ventilation hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810311588.0A CN108392359B (en) | 2018-04-09 | 2018-04-09 | Special bed for intervertebral disc operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810311588.0A CN108392359B (en) | 2018-04-09 | 2018-04-09 | Special bed for intervertebral disc operation |
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| CN108392359A CN108392359A (en) | 2018-08-14 |
| CN108392359B true CN108392359B (en) | 2023-10-27 |
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| CA780247A (en) * | 1968-03-12 | H. Smiley Eldridge | Surgical table | |
| FR434920A (en) * | 1911-09-23 | 1912-02-16 | Maurice Schaerer | Operating table |
| US2764150A (en) * | 1954-06-11 | 1956-09-25 | Zimmer Mfg Company | Convex spinal frame |
| US6001076A (en) * | 1995-06-20 | 1999-12-14 | Nuffield Nursing Homes Trust | Apparatus for positioning a patient for spinal surgery |
| CN101287426A (en) * | 2005-04-01 | 2008-10-15 | 大卫·B.·巴斯 | Recliner spinal traction device |
| CN104546361A (en) * | 2014-12-29 | 2015-04-29 | 奚健 | Operating table for microscopic spine surgical operation |
| CN105287129A (en) * | 2015-10-20 | 2016-02-03 | 江苏赛康医疗设备有限公司 | Multifunctional medical bed |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108392359A (en) | 2018-08-14 |
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